Smart phone



2.1 is a front view of a smart phone showing the new design;

2.2 is a back view thereof;

2.3 is a left side view thereof;

2.4 is a right side view thereof;

2.5 is a top view thereof;

2.6 is a bottom view thereof;

2.7 is a perspective view thereof;

2.8 is a perspective view thereof showing the folding state;

2.9 is a perspective view thereof showing the state of use; and

2.10 is another perspective view thereof showing the state of use.

The broken lines shown in the drawings illustrate portions of the smart phone that form no part of the claimed design. 

CLAIM The ornamental design for a smart phone, as shown and described. 